engine symptom diagnostic SUZUKI SWIFT 2006 2.G Service Owner's Guide

Downloaded from www.Manualslib.com manuals search engine Air Conditioning System: Manual Type 7B-7
Diagnostic Information and Procedures
A/C System Symptom DiagnosisS7RS0B7214001
ConditionPossible cause Correction / Reference Item
No cool air comes out (A/
C system does not
operate) No refrigerant
Perform recovery, evacuation and charge
referring to “Operation Procedure for
Refrigerant Charge”.
Fuse blown Check related fuses, and then check for short
circuit to ground.
A/C switch faulty Check A/C switch referring to “A/C Switch
Inspection”.
Blower speed selector faulty Check blower speed selector referring to
“Blower Speed Selector Inspection in Section
7A”.
Evaporator thermistor (Evaporator
temperature sensor) faulty Check evaporator thermistor (evaporator
temperature sensor) referring to “Evaporator
Thermistor (Evaporator Temperature Sensor)
Inspection”.
A/C refrigerant pressure sensor faulty Check A/C refrigerant pressure sensor
referring to “A/C Refrigerant Pressure Sensor
and Its Circuit Inspection”.
Wiring or grounding faulty Repair as necessary.
ECM faulty Check ECM referring to “A/C System
Inspection at ECM”.
Magnet clutch faulty Check magnet clutch referring to “Magnet
Clutch Inspection”.
Compressor drive belt loosened or
broken Adjust or replace drive belt.
Compressor faulty Check compressor.
Compressor relay faulty Check compressor relay referring to
“Compressor Relay Inspection”.
BCM faulty Check BCM referring to “Inspection of BCM
and its Circuits in Section 10B”.
No cool air comes out
(radiator cooling fan
motor does not operate) Fuse blown
Check related fuses, and then check for short
circuit to ground.
Wiring or grounding faulty Repair as necessary.
Radiator cooling fan motor relay faulty Check radiator cooling fan motor relay
referring to “Radiator Cooling Fan Relay
Inspection in Section 1F”.
Radiator cooling fan motor faulty Check radiator cooling fan motor referring to
“Radiator Cooling Fan Removal and
Installation in Section 1F”.
ECM and/or its circuit faulty Check ECM and/or its circuit referring to “A/C
System Inspection at ECM”.
No cool air comes out
(blower motor does not
operate) Fuse blown
Check related fuses, and then check for short
circuit to ground.
Blower motor relay faulty Check blower motor relay referring to “Blower
Motor Relay Inspection in Section 7A”.
Blower motor resistor faulty Check blower motor resistor referring to
“Blower Motor Resistor Inspection in Section
7A”.
Blower speed selector faulty Check blower speed selector referring to
“Blower Speed Selector Inspection in Section
7A”.
Wiring or grounding faulty Repair as necessary.
Blower motor faulty Check blower motor referring to “Blower Motor
Inspection in Section 7A”.

Downloaded from www.Manualslib.com manuals search engine Air Conditioning System: Automatic Type 7B-39
Diagnostic Information and Procedures
A/C System Symptom DiagnosisS7RS0B7224001
4. Rear defogger relay 15. Evaporator temperature sensor 26. Radiator cooling fan relay No.1 37. Rear defogger switch
5. Rear defogger 16. Sunload sensor 27. Radiator cooling fan relay No.2 38. To BCM
6. Blower motor relay 17. Junction block assembly 28. Radiator cooling fan relay No.3 39. To ECM
7. Blower motor 18. ECM 29. Information display 40. To main relay
8. Blower motor controller 19. ECT sensor 30. Lighting switch 41. To main fuse
9. DLC 20. Radiator cooling fan motor 31. A/C switch 42. Back-light
10. Air intake actuator 21. Compressor relay 32. MODE (air flow) selector 43. Defroster indicator 11. Air flow control actuator 22. Compressor 33. Air intake selector 44. Rear defogger indicator
Condition Possible cause Correction / Reference Item
No cool air comes out (A/
C system does not
operate) No refrigerant
Perform recovery, evacuation and charge
referring to “Operation Procedure for
Refrigerant Charge”.
Fuse blown Check related fuses, and then check for short
circuit to ground.
A/C switch faulty Check A/C switch referring to “Inspection of
HVAC Control Module and Its Circuit”.
Evaporator temperature sensor faulty Check evaporator temperature sensor
referring to “Evaporator Thermistor
(Evaporator Temperature Sensor) Inspection”.
A/C refrigerant pressure sensor faulty Check A/C refrigerant pressure sensor
referring to “A/C Refrigerant Pressure Sensor
and Its Circuit Inspection”.
Wiring or grounding faulty Repair as necessary.
ECT sensor faulty Check ECT sensor referring to “ECT Sensor
Inspection in Section 1C”.
ECM faulty Check ECM referring to “A/C System
Inspection at ECM”.
HVAC control module faulty Check HVAC control module referring to
“Inspection of HVAC Control Module and Its
Circuit”.
Magnet clutch faulty Check magnet clutch. Referring to “Magnet
Clutch Inspection”.
Compressor drive belt loosened or
broken Adjust or replace drive belt.
Compressor faulty Check compressor.
Compressor relay faulty Check compressor relay referring to
“Compressor Relay Inspection”.
Temperature selector, blower speed
selector, and/or air flow selector faulty Check HVAC control module referring to
“Inspection of HVAC Control Module and Its
Circuit”.
BCM faulty Check BCM referring to “Inspection of BCM
and its Circuits in Section 10B”.

Downloaded from www.Manualslib.com manuals search engine 7B-48 Air Conditioning System: Automatic Type
Description for Each Step
Step 1. Customer complaint analysis
Talk to customer, and then record details of the problem.
Customer questionnaire (Example)
NOTE
The from is a standard sample. It should be modified according to conditions characteristic of each
market.

Step 2. Visual inspection
As a preliminary step, be sure to perform visual check of th e items that support proper function of the air conditioning
referring to “Visual Inspection”.
Step 3. DTC check
Check DTC referring to “DTC Check”.
Step 4. Troubleshooting malfunction
Based on the DTC, perform an applicable DTC diagnostic flow and locate the cause of the trouble, namely in a sensor,
wire harness, connector, actuat or, HVAC control module or other part and repair faulty parts.
Step 5. A/C system symptom diagnosis
Check any part or system suspected to be a possible cause referring to “A/C System Symptom Diagnosis”.
Step 6. Check for intermittent problem
Check any part where an intermittent trouble is easy to oc cur (e.g., wire harness, connector, etc.), referring to
“Intermittent and Poor Connection Inspection in Sect ion 00” and related circuit of trouble cord recorded.
I4RH01722014-01

Downloaded from www.Manualslib.com manuals search engine 9-ii Table of Contents
List of Connectors ........................................... 9A-103
C Connector .................................................... 9A-103
D Connector (M16A engine) ........................... 9A-104
E Connector .................................................... 9A-104
G Connector .................................................... 9A-106
J Connector ..................................................... 9A-108
K Connector .................................................... 9A-109
L Connector..................................................... 9A-109
M Connector (SPORT model) ......................... 9A-111
O Connector .................................................... 9A-111
R Connector .................................................... 9A-111
Lighting Systems .................................... 9B-1
Component Location ........... ................................9B-1
Lighting System Component s Location............... 9B-1
Interior Light System Location............................. 9B-2
Diagnostic Information and Procedures ............ 9B-2 Headlight Symptom Diagnosis ............................ 9B-2
Headlight Leveling System Symptom Diagnosis (If Equipped) ..................................... 9B-2
Turn Signal and Hazard Warning Light Symptom Diagnosis .......................................... 9B-3
Clearance, Tail and License Plate Light Symptom Diagnosis .......................................... 9B-3
Back-Up Light Symptom Diagnosis..................... 9B-4
Brake Light Symptom Diagnosis ......................... 9B-4
Front Fog Light Symptom Diagnosis (If Equipped) .......................................................... 9B-4
Interior Light Symptom Diagnosis ....................... 9B-5
Repair Instructions ..............................................9B-5 Headlight Housing Removal and Installation ...... 9B-5
Headlight Bulb Replacemen t............................... 9B-6
Headlight Aiming Adjustment with Screen .......... 9B-6
Headlight Switch (in Lighting Switch) Removal and Installation ................................... 9B-8
Headlight Switch (in Lighting Switch) Inspection .......................................................... 9B-8
Hazard Warning Switch Removal and Installation ......................................................... 9B-8
Hazard Warning Switch Inspection ..................... 9B-9
Brake Light Switch Inspection ............................. 9B-9
Turn Signal Light Switch (in Lighting Switch) Removal and Installation ................................... 9B-9
Turn Signal Light Switch (in Lighting Switch) Inspection .......................................................... 9B-9
Turn Signal and Hazard Warning Relay Removal and Installation ................................... 9B-9
Turn Signal and Hazard Warning Relay Inspection ........................................................ 9B-10
License Light Removal and Installation............. 9B-10
Front Fog Light Removal and Installation (If Equipped) ........................................................ 9B-11
Front Fog Light Bulb Replacement (If Equipped) ........................................................ 9B-11
Front Fog Light Switch Inspection (If Equipped) ........................................................ 9B-11
Front Fog Light Relay Inspection (If Equipped) ........................................................ 9B-11
Front Fog Light Aiming Adjustment with Screen (If Equipped) ....................................... 9B-12 Headlight Leveling Switch Inspection (If
Equipped) ........................................................ 9B-13
Headlight Leveling Actuator Inspection (If Equipped) ........................................................ 9B-13
Instrumentation / Driver Info. / Horn ...... 9C-1
Precautions ...........................................................9C-1 Precautions in Diagnosing Troubles for Combination Meter ............................................9C-1
General Description .............................................9C-1 CAN Communication System Description...........9C-1
Auto Volume Co ntrol System Description (If
Equipped) ..........................................................9C-3
Schematic and Routing Diagram ........................9C-4 Combination Meter Circuit Diagram ....................9C-4
Component Location ............ ...............................9C-6
Audio System Component Location ....................9C-6
Diagnostic Information and Procedures ............9C-6 Speedometer and VSS Symp tom Diagnosis ......9C-6
Tachometer Symptom Diagnosis ........................9C-6
Engine Coolant Temperature (ECT) Meter Symptom Diagnosis ..........................................9C-7
Fuel Meter Symptom Diagnosis ..........................9C-7
Low Fuel Warning Light Symptom Diagnosis .....9C-7
Oil Pressure Warning Light Symptom Diagnosis ..........................................................9C-8
Brake and Parking Brake Warning Light Symptom Diagnosis ..........................................9C-8
Seat Belt Reminder Light Symptom Diagnosis (If Equipped)......................................................9C-8
A/T Shift Position Indicator Symptom Diagnosis (A/T Model).......................................9C-9
Charge Warning Light Sy mptom Diagnosis ........9C-9
Main Beam (High Beam) Indicator Symptom Diagnosis ..........................................................9C-9
Warning Buzzer Circuit Sy mptom Diagnosis ....9C-10
Cigarette Lighter Symptom Diagnosis (If Equipped) ........................................................9C-10
Horn Symptom Diagnosis .................................9C-10
Information Display Symptom Diagnosis (If Equipped) ........................................................9C-11
Clock Symptom Diagnosis (If Equipped)...........9C-12
Audio System Symptom Diagnosis (If Equipped) ........................................................9C-12
Remote Audio Control Switch Symptom Diagnosis (If Equipped) ...................................9C-13
Navigation Symptom Diagnosis (If Equipped)...9C-14
Repair Instructions ............ ................................9C-14
Ignition Switch Removal and Installation...........9C-14
Ignition Switch Inspection..................................9C-14
Combination Meter Removal and Installation ...9C-15
Fuel Level Sensor Removal and Installation .....9C-15
Fuel Level Sensor Inspection ............................9C-15
Oil Pressure Switch Remova l and Installation ..9C-15
Oil Pressure Switch Inspec tion .........................9C-16
Engine Coolant Temperature (ECT) Sensor Inspection ........................................................9C-16
Brake Fluid Level Switch Inspection .................9C-16
Parking Brake Switch Inspec tion.......................9C-16

Downloaded from www.Manualslib.com manuals search engine Table of Contents 9-iii
Door Switch (Front / Rear Door) Inspection ...... 9C-17
Rear End Door Switch Inspection ..................... 9C-17
Outside Air Temperature Sensor Removal and Installation (If Equipped) .......................... 9C-17
Outside Air Temperature Sensor Inspection (If Equipped) ................................................... 9C-17
Instrument Panel Removal and Installation....... 9C-18
Information Display (Clock) Removal and Installation ....................................................... 9C-19
Audio Unit Removal and In stallation ................. 9C-19
Front Speaker Removal and Installation ........... 9C-19
Rear Speaker Removal and Installation............ 9C-20
Horn Removal and Installation .......................... 9C-20
Horn Inspection ................................................. 9C-20
Horn Relay Inspection ....................................... 9C-20
Antenna Amplifier Removal and Installation ..... 9C-21
Remote Audio Control Switch Removal and Installation (If Equipped) ................................. 9C-21
Remote Audio Control Switch Inspection (If Equipped)........................................................ 9C-22
Vehicle Speed Signal Inspection (For Audio Unit) (If Equipped) ........................................... 9C-22
Specifications ..................................................... 9C-22
Tightening Torque Specifications ...................... 9C-22
Wipers / Washers............ ......................... 9D-1
Diagnostic Information and Procedures ............ 9D-1
Front Wiper and Washer Symptom Diagnosis .... 9D-1
Rear Wiper and Washer Symptom Diagnosis..... 9D-1
Repair Instructions .............................................. 9D-2 Wipers and Washers Components ..................... 9D-2
Washer Tank and Washer Pump Removal and Installation .................................................. 9D-3
Washer Pump Inspection .................................... 9D-3
Windshield Wiper Removal and Installation ........ 9D-4
Windshield Wiper Motor Inspection..................... 9D-5
Rear Wiper Removal and Installation.................. 9D-6
Rear Wiper Motor Inspection .............................. 9D-7
Windshield Wiper and Washer Switch Removal and Installation................................... 9D-7
Windshield Wiper and Washer Switch Inspection.......................................................... 9D-8
Rear Wiper and Washer Switch Removal and Installation ......................................................... 9D-9
Rear Wiper and Washer Switch Inspection......... 9D-9
Rear Wiper Relay Removal and Installation ..... 9D-10
Rear Wiper Relay Inspection ............................ 9D-10
Specifications ..................................................... 9D-10
Tightening Torque Specifications ...................... 9D-10
Glass / Windows / Mirrors.. ..................... 9E-1
General Description ............................................. 9E-1
Rear End Door Window Defogger System Description ........................................................ 9E-1
Windshield Construction ..................................... 9E-1
Diagnostic Information and Procedures ............ 9E-2 Rear End door Window Defogger Symptom Diagnosis .......................................................... 9E-2 Power Window Control System Symptom
Diagnosis .......................................................... 9E-2
Power Door Mirror Control System Symptom Diagnosis .......................................................... 9E-3
Door Mirror Heater Symptom Diagnosis (If
Equipped) .......................................................... 9E-3
Repair Instructions ........... ................................... 9E-4
Windshield Removal and In stallation .................. 9E-4
Front Door Window Components ........................ 9E-8
Front Door Glass Removal and Installation ........ 9E-8
Front Door Window Re gulator Removal and
Installation ......................................................... 9E-9
Front Door Window Regula tor Inspection ......... 9E-10
Rear Door Window Components ...................... 9E-10
Rear Door Glass Removal and Installation ....... 9E-11
Rear Door Window Regulator Removal and Installation ....................................................... 9E-12
Rear Door Window Regulato r Inspection .......... 9E-12
Rear End Door Window Components ............... 9E-13
Rear End Door Glass Removal and Installation ....................................................... 9E-13
Rear End Door Window Defogger Switch Inspection ........................................................ 9E-14
Rear End Door Window Defogger Relay Inspection ........................................................ 9E-14
Rear End Door Window Defogger Wire Inspection ........................................................ 9E-15
Rear End Door Window Defogger Wire
Repair.............................................................. 9E-15
Power Window Main Switch Inspection ............ 9E-16
Power Window Sub Switch Inspection .............. 9E-17
Door Mirror Components.. ................................. 9E-18
Door Mirror Removal and In stallation................ 9E-18
Power Door Mirror Switch Inspection ................ 9E-18
Power Door Mirror Actuator Inspection ............. 9E-19
Door Mirror Heater Switch Inspection (If Equipped) ........................................................ 9E-19
Door Mirror Heater Inspec tion (If Equipped) ..... 9E-19
Special Tools and Equipmen t ........................... 9E-19
Recommended Service Material ....................... 9E-19
Security and Locks......... ..........................9F-1
General Description ............................................. 9F-1
Key Coding Construction .................................... 9F-1
Rear End Door Opener System Description ....... 9F-1
Component Location ............ ............................... 9F-2
Power Door Lock and Keyless Entry System
Component Location ......................................... 9F-2
Diagnostic Information and Procedures ............ 9F-3 Power Door Lock System Symptom Diagnosis .......................................................... 9F-3
Power Door Lock System Operation Inspection .......................................................... 9F-3
Keyless Entry System Symptom Diagnosis (If
Equipped) .......................................................... 9F-4
Keyless Entry System Operation Inspection ....... 9F-5
Door Lock Function of Keyless Start System Symptom Diagnosis (If Equipped)..................... 9F-5

Downloaded from www.Manualslib.com manuals search engine 9B-2 Lighting Systems:
Interior Light System LocationS7RS0B9203002
Diagnostic Information and Procedures
Headlight Symptom DiagnosisS7RS0B9204001
Headlight Leveling System Symptom Diagnosis (If Equipped)S7RS0B9204002
13
2
4
I4RS0A920002-01
1. Dome light 3. Door switches (both sides)
2. Luggage compartment light (if equipped) 4. Rear end door switch (included in rear end door lock)
ConditionPossible cause Correction / Reference Item
Headlights do not light up Bulbs blown Replace bulbs.
Lighting or dimmer switch faulty Check headlight switch referring to “Headlight
Switch (in Lighting Switch) Inspection”.
Headlight R and L fuses blown Replace fuse and check for short circuit.
Wiring or grounding faulty Repair circuit.
Only one headlight does
not light up Bulb blown
Replace bulb.
Headlight R or L fuse blown Replace fuse and check for short circuit.
Wiring or grounding faulty Repair circuit.
Only one beam (“Hi” or
“Lo”) does not light Bulb blown
Replace bulb.
Lighting or dimmer switch faulty Check headlight switch referring to “Headlight
Switch (in Lighting Switch) Inspection”.
Wiring or grounding faulty Repair circuit.
ConditionPossible cause Correction / Reference Item
Optical axes of both
headlights do not change Circuit fuse blown
Replace fuse and check for short circuit.
Headlight leveling switch faulty Check headlight leveling switch referring to
“Headlight Leveling Switch Inspection (If
Equipped)”.
Supply voltage too low Check charging system referring to “Generator
Test (Undercharged Battery Check) in Section
1J”.
Wiring or grounding faulty Repair circuit.
Optical axis of only one
headlight does not
change Circuit fuse blown
Replace fuse and check for short circuit.
Headlight leveling actuator faulty Check actuator referring to “Headlight Leveling
Actuator Inspection (If Equipped)”.
Headlight housing deformed Replace headlight housing.
Wiring or grounding faulty Repair circuit.

Downloaded from www.Manualslib.com manuals search engine Instrumentation / Driver Info. / Horn: 9C-6
Component Location
Audio System Component LocationS7RS0B9303001
NOTE
Below figure shows left-hand steering vehicle. For right-hand steering vehicle, parts with (*) are
installed at the opposite side.

Diagnostic Information and Procedures
Speedometer and VSS Symptom DiagnosisS7RS0B9304001
Tachometer Symptom DiagnosisS7RS0B9304002
6
5
(a)
7
1
2
2
3
3
*4
I6RS0C930003-01
1. Radio assembly
3. Rear speaker5. Antenna 7. GPS antenna (if equipped)
2. Front speaker 4. Antenna feeder6. Antenna base : 5 N⋅m (0.5 kgf-m, 4.0 lb-ft)
Condition Possible cause Correction / Reference Item
Speedometer shows no
operation or incorrect
operation Circuit fuse blown
Replace fuse and check for short circuit.
Front wheel speed sensor or sensor ring
faulty (M/T model) Check front wheel speed sensor or sensor ring
referring to “Front / Rear Wheel Speed Sensor
On-Vehicle Inspection in
Section 4E” or “Front
Wheel Encoder On-Vehicle Inspection in
Section 4E”.
Output shaft speed sensor / VSS faulty
(A/T model) Check output shaft
speed sensor / VSS
referring to “Output Shaft Speed Sensor
Inspection in Section 5A”.
Wiring and/or grounding faulty Repair as necessary.
Combination meter faulty Replace combination meter.
ECM faulty Replace after making sure that none of above
parts is faulty.
ConditionPossible cause Correction / Reference Item
Tachometer shows no
operation or incorrect
operation Circuit fuse blown
Replace fuse and check for short circuit.
Wiring and/or grounding faulty Repair as necessary.
Combination meter faulty Replace combination meter.
ECM faulty Replace after making sure that none of above
parts is faulty.

Downloaded from www.Manualslib.com manuals search engine 9D-1 Wipers / Washers:
Body, Cab and Accessories
Wipers / Washers
Diagnostic Information and Procedures
Front Wiper and Washer Symptom DiagnosisS7RS0B9404001
Rear Wiper and Washer Symptom DiagnosisS7RS0B9404002
ConditionPossible cause Correction / Reference Item
Wiper malfunctions Circuit fuse blown Replace fuse and check for short circuit.
Wiper motor faulty Check wiper motor referring to “Windshield
Wiper Motor Inspection”.
Combination switch (wiper switch) faulty Check wiper switch referring to “Windshield
Wiper and Washer Switch Inspection”.
Wiring or grounding faulty Repair circuit.
Washer malfunctions Washer hose or nozzle clogged Clean or repair clogged hose or nozzle.
Circuit fuse blown Replace fuse and check for short circuit.
Washer motor faulty Check washer motor referring to “Washer
Pump Inspection”.
Combination switch (washer switch)
faulty Check washer switch referring to “Windshield
Wiper and Washer Switch Inspection”.
Wiring or grounding faulty Repair circuit.
ConditionPossible cause Correction / Reference Item
Wiper malfunctions
NOTE
• Use of SUZUKI scan tool makes it easy to
check whether a faulty
condition is on the
input side or output
side of BCM. For
checking procedure,
refer to “Diagnosis
Using Output Test
Function of SUZUKI
Scan Tool” under
“Scan Tool Data in
Section 10B”.
• Check each part in the order from the top of
the following list.

Circuit fuse blown Replace fuse and check for short circuit.
Wiper motor faulty Check wiper motor referring to “Rear Wiper
Motor Inspection”.
Combination switch (wiper switch) faulty Check wiper switch referring to “Rear Wiper
and Washer Switch Inspection”.
Rear wiper relay faulty Check rear wiper relay referring to “Rear Wiper
Relay Inspection”.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
Washer malfunctions Washer hose or nozzle clogged Clean or repair clogged hose or nozzle.
Circuit fuse blown Replace fuse and check for short circuit.
Washer motor faulty Check washer motor referring to “Washer
Pump Inspection”.
Combination switch (washer switch)
faulty Check washer switch referring to “Rear Wiper
and Washer Switch Inspection”.
Wiring or grounding faulty Repair circuit.

Downloaded from www.Manualslib.com manuals search engine Glass / Windows / Mirrors: 9E-2
• Eyeleteer
• Piano string
• Windshield knife
• Brush for primer application (2 pcs)
•Knife
• Rubber sucker grip
• Sealant gun (for filling adhesive)
• Putty spatula (for correcting adhered parts)
Diagnostic Information and Procedures
Rear End door Window Defogger Symptom DiagnosisS7RS0B9504001
NOTE
• Use of SUZUKI scan tool makes it easy to check whether a faulty condition is on the input side or
output side of BCM. For checking procedure, re fer to “Diagnosis Using Output Test Function of
SUZUKI Scan Tool” under “Scan Tool Data in Section 10B”.
• Check each part in the order from the top of the following list.

Power Window Control System Symptom DiagnosisS7RS0B9504002
Condition Possible cause Correction / Reference Item
Rear end door window
defogger does not
operate Circuit fuse blown
Replace fuse and check for short circuit.
Rear end door window defogger switch
faulty Check rear end door window defogger switch
referring to “Rear End Door Window Defogger
Switch Inspection”.
Rear end door window defogger relay
faulty Check rear end door window defogger relay
referring to “Rear End Door Window Defogger
Relay Inspection”.
Defogger wire faulty Check defogger wire referring to “Rear End
Door Window Defogger Wire Inspection”.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
ConditionPossible cause Correction / Reference Item
All power windows do not
operate Circuit fuse blown
Replace fuse and check for short circuit.
Power window main switch faulty Check power window main switch referring to
“Power Window Main Switch Inspection”.
Ignition switch faulty Check ignition switch referring to “Ignition
Switch Inspection in Section 9C”.
Wiring or grounding faulty Repair circuit.
Only one power window
does not operate Power window main switch faulty
Check power window main switch referring to
“Power Window Main Switch Inspection”.
Power window sub switch faulty Check power window sub switch referring to
“Power Window Sub Switch Inspection”.
Wiring and/or coupler faulty Check wiring and/or coupler.
Power window regulator faulty Check window regulator.
Power window motor faulty Check power window motor.
Wiring or grounding faulty Repair circuit.

Downloaded from www.Manualslib.com manuals search engine Security and Locks: 9F-3
Diagnostic Information and Procedures
Power Door Lock System Symptom DiagnosisS7RS0B9604001
NOTE
• Use of SUZUKI scan tool makes it easy to check whether a faulty condition is on the input side or
output side of BCM. For checking procedure, re fer to “Diagnosis Using Output Test Function of
SUZUKI Scan Tool” under “Scan Tool Data in Section 10B”.
• Check each part in the order from the top of the following list.

Power Door Lock System Operation InspectionS7RS0B9604002
1) Check the following operation:
a) Turn the driver side key cylinder is turned LOCK once, check all doors lock.
b) Turn the driver side door key cylinder is turned UNLOC K position with door key twice, check all doors unlock.
If malfunction is found, go to “Power Door Lock System Symptom Diagnosis”.
Condition Possible cause Correction / Reference Item
All door can not be locked
/ unlocked by all of
switches Circuit fuse blown
Replace fuse and check for short circuit.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
All door can not be locked
/ unlocked by only power
door lock switch Circuit fuse blown
Replace fuse and check for short circuit.
Power door lock switch faulty Check power door lock switch referring to
“Power Door Lock Switch Inspection”.
Wiring harness connected to power door
lock switch faulty Repair.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
All door can not be locked
/ unlocked by only key
cylinder switch Circuit fuse blown
Replace fuse and check for short circuit.
Key cylinder switch faulty Check key cylinder switch referring to “Door
Key Cylinder Switch Inspection”.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
Only one door can not be
locked / unlocked Power door lock actuator faulty
Check actuator referring to “Power Door Lock
Actuator Inspection”.
Wiring harness connected to applicable
door lock actuator faulty Repair.
BCM faulty Replace after making sure that none of above
parts is faulty.